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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000004993534644 648 digits created 2023-10-26

Value

320969778541469661608291715593664988062444162261971993408369614457762967784645906290365821415662474427389437447214468776582423134414629392201348535489168941821571291045564714239295028293756373535471021531024773316042481053783391861851535135422999001250136954297266901933649044188356089641189797526839037005323530131307610870739464822092238017966383489049074368002237822481604666742099660223383320648606333148558384361715010815920765170396547691431919236897115462391707434845948722009623679413820391814792898830493515488202364793595651469862391242404515558123774060592033973343781764857951742337906860762321676223841662304018052618881767245165984613
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 59 of the certificate chain of a 1,048-digit prime (169 intermediate primes).

Certified number1,048-digit prime
Certificatedownload
Certificate chainshow step 59 of 169

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004993534644 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000004993534644},"decimal":true,"detail":2}}'